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What's the correct way to convert bytes to a hex string in Python 3?
... convenient transformations like quoted-printable (fits into 7bits ascii), base64 (fits into alphanumerics), hex escaping, gzip and bz2 compression. In Python 2, you could do:
b'foo'.encode('hex')
In Python 3, str.encode / bytes.decode are strictly for bytes<->str conversions. Instead, you...
Can scripts be inserted with innerHTML?
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You could Base64 encode your trigger-image as <img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7"> (this will not do a network request) Actually... you do NOT need an image, reference a non-e...
How many threads can a Java VM support?
...h spawns 25,000 threads and all those threads write some data in MySql database at regular interval of 2 seconds.
I ran this program with 10,000 threads for 30 minutes continuously then also my system was stable and I was able to do other normal operations like browsing, opening, closing other pro...
Blank space at top of UITextView in iOS 10
...ent answer that IronManGill gave is not a good solution, because it is not based on an understanding of why the problem happens in the first place.
jrturton's answer is also not the cleanest way to solve it. You don't need to override. Keep it simple!
All you need is to set the following:
self.a...
Pandas DataFrame Groupby two columns and get counts
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how to access the value of each group which is sum based on the alphabet and word?
– Rahul Goyal
Mar 5 at 2:52
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Why would I ever use push_back instead of emplace_back?
...d construct it directly in place with no copies or moves. This may be true based on the code as written in standard libraries, but it makes the mistaken assumption that the optimizing compiler's job is to generate the code you wrote. The optimizing compiler's job is actually to generate the code you...
Stack smashing detected
...-0x8(%rbp),
# which is right at the bottom of the stack.
400581: 64 48 8b 04 25 28 00 mov %fs:0x28,%rax
400588: 00 00
40058a: 48 89 45 f8 mov %rax,-0x8(%rbp)
40058e: 31 c0 xor %eax,%eax
char arr[] = {'a', 'b', 'c', 'd'...
What is Cache-Control: private?
...st has to be a something.
If I'm pulling a list of products out of a database, the server can send the last rowversion as an ETag, rather than a date:
200 OK
ETag: "247986"
My ETag can be the SHA1 hash of a static resource (e.g. image, js, css, font), or of the cached rendered page (i.e. this i...
GLib compile error (ffi.h), but libffi is installed
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If you have a Debian-based Linux OS with apt-get:
sudo apt-get install libffi-dev
With a Redhat-base OS:
yum install libffi-devel
With Alpine Linux:
apk add libffi-dev
...
Difference between encoding and encryption
...ters to be transmitted safely, so it may be necessary to encode data using base64 (uses only letters, numbers and two safe characters).
When encoding or decoding, the emphasis is placed on everyone having the same algorithm, and that algorithm is usually well-documented, widely distributed and fair...